Use Gaussian elimination to solve the linear system by finding an equivalent system in triangular form.
A. (0, 3, 0)
B. no solution
C. (0, 3, -3)
D. (0, 0, 3)
Answer: A
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Use Simpson's Rule with n = 4 steps to estimate the integral.
A. - 
?
B. - 
?
C. - 
?
D. -(1 + 2
) ?
Find the intervals on which the function is continuous.y = 
A. discontinuous only when x = -3 or x = 4 B. discontinuous only when x = 3 or x = 4 C. discontinuous only when x = 3 D. discontinuous only when x = -4 or x = 3
Solve the problem.The amount A (in g) remaining of a radioactive substance after time t (in years) is found by solving the equation 
If there are 350 grams of the substance initially, solve for A as a function of t.
A. A = 350e0.029t B. A = e-0.029t + 350 C. A = 350 ln 0.029t D. A = 350e-0.029t
Solve the inequality. Graph the solution set and write the solution set in set-builder notation.x2 - 3x - 4 ? 0
A. {x 
B. {x 
C. {x 
D. {x 
